/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.tinkerpop.example.cmdb.api;

import io.micronaut.http.HttpResponse;
import io.micronaut.http.annotation.Controller;
import io.micronaut.http.annotation.Get;
import org.apache.tinkerpop.example.cmdb.graph.GremlinGateway;

@Controller("/health")
public class HealthController {

    private final GremlinGateway gateway;

    public HealthController(GremlinGateway gateway) {
        this.gateway = gateway;
    }

    @Get("/ready")
    public HttpResponse<String> ready() {
        try {
            gateway.fetch(g -> g.V().limit(1));
            return HttpResponse.ok("ready");
        } catch (Exception e) {
            return HttpResponse.serverError("not-ready: " + e.getMessage());
        }
    }
}
